1) OS or File level AV. Mcafee is good
2) Exchange AV - MS Forefront is best or Mcafee Groupsheild.

For Spam filter, you need to level of protection

1) At ISP end. You can use Message Labs or Trend Micro (This level is mainly for domain level scanning)
2) At Core level, use Mailmarshal or Trend Micro spam filter. ( With internal spam filter you can customize it according to your need)

How are your users connecting? From a user point of view remember that if they run AV on their desktops/laptops and they use outlook to access exchange the local copy (cached copy) of the email should NOT be scanned. According to Microsoft best practices scanning the local ost/pst file may corrupt the database. On the otherhand, if they are connecting through OWA then there is no problem.

Highfive is so simple that setting up every meeting room takes just minutes and every employee will be able to start or join a call from any room with ease. Never be called into a meeting just to get it started again. This is how video conferencing should work!

Kaspersky is enough. other thing you already have lisence copys
You can filter in two ways.server level & workstation level
Because of you have small number of clients I suggest to filter in workstation level.
other thing from admin console you can configure filtering for all clients.
If you plant to filter in exchange server level you'll have to spend extra money

Featured Post

Manage projects of all sizes how you want. Great for personal to-do lists, project milestones, team priorities and launch plans.
- Combine task lists, docs, spreadsheets, and chat in one
- View and edit from mobile/offline
- Cut down on emails

Possible fixes for Windows 7 and Windows Server 2008 updating problem. Solutions mentioned are from Microsoft themselves. I started a case with them from our Microsoft Silver Partner option to open a case and get direct support from Microsoft.
If s…

This tutorial will walk an individual through the steps necessary to configure their installation of BackupExec 2012 to use network shared disk space.
Verify that the path to the shared storage is valid and that data can be written to that location:…

This tutorial will show how to configure a single USB drive with a separate folder for each day of the week. This will allow each of the backups to be kept separate preventing the previous day’s backup from being overwritten.
The USB drive must be s…